54523644080

素因数分解:

$2^4\times 5^1\times {\mathrm{681545551}}^1$

素因数の和:681545564

約数の個数: 20

約数和(自身を含む): 126767472672

約数和(自身を除く): 72243828592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 681545551, 1363091102, 2726182204, 3407727755, 5452364408, 6815455510, 10904728816, 13630911020, 27261822040, 54523644080]

約数ペア:

[(1, 54523644080), (2, 27261822040), (4, 13630911020), (5, 10904728816), (8, 6815455510), (10, 5452364408), (16, 3407727755), (20, 2726182204), (40, 1363091102), (80, 681545551)]